Alert archive / Indiana / Flash Flood Warnings in 2011

Flash Flood Warning 7, NWS Northern Indiana

May 23, 2011Wabash County, Indiana

NWS Northern Indiana issued this flash flood warning at May 23, 2011, 7:34 PM EDT for Wabash County, Indiana. It was in force for 4 hr. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 23, 2011, 7:34 PM EDT (23:34 UTC)
Expired: May 23, 2011, 11:30 PM EDT
In force: 4 hr
Issued by: NWS Northern Indiana
Area: Storm-based polygon
Flood severity: None

County Wabash County, IN

The radar

The Northern Indiana radar (KIWX), 47 km from the middle of the area, began a volume at 23:34 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where	Remark
May 23, 9:00 PM EDT	FLASH FLOOD	2 S North Manchester, IN	NUMEROUS ROADS CLOSED DUE TO HIGH WATER ACROSS NORTH CENTRAL PORTION OF COUNTY.
May 23, 9:00 PM EDT	FLASH FLOOD	5 N Wabash, IN	TRAILER PARK HAD HIGH WATER AND RESIDENTS HAD TO BE EVACUATED AND PLACED IN TEMPORARY HOUSING.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.6 hours before the alert went out and 241 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 170 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 776 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 183 m²/s²
0-3 km storm-relative helicity: 246 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

800 
WGUS53 KIWX 232334
FFWIWX
INC169-240330-
/O.NEW.KIWX.FF.W.0007.110523T2334Z-110524T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
734 PM EDT MON MAY 23 2011

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN WABASH COUNTY IN NORTH CENTRAL INDIANA

* UNTIL 1130 PM EDT

* AT 730 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
VERY HEAVY RAIN FROM A THUNDERSTORM OVER THE WARNED AREA. 2 TO 3 
INCHES OF RAIN HAS LIKELY FALLEN ACROSS THE AREA AND AN ADDITIONAL 
INCH OF RAIN IS POSSIBLE. MANY STREAMS AND CREEKS MAY BE RISING 
RAPIDLY AND FLOODING LOW LYING AREAS. WATER MAY ALSO BE FLOWING 
ACROSS ROADS. DO NOT DRIVE THROUGH ANY FLOODED AREA AS YOUR VEHICLE 
MAY BECOME STALLED AND WASHED AWAY.   

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
LAKETON...  IJAMSVILLE...NORTH MANCHESTER AND DISKO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLOODING IS LIKELY OCCURRING OR IS IMMINENT. MOST FLOOD RELATED 
DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED 
BRIDGES...DIPS... OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A 
FLOWING STREAM... EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER 
MOVE UP TO HIGHER GROUND.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
NORTHERN INDIANA.

&&

LAT...LON 4100 8595 4101 8564 4088 8564 4084 8595

$$

1 follow-up statement

038 
WGUS73 KIWX 240144
FFSIWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
944 PM EDT MON MAY 23 2011

INC169-240330-
/O.CON.KIWX.FF.W.0007.000000T0000Z-110524T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WABASH IN-
944 PM EDT MON MAY 23 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1130 PM EDT FOR
NORTHERN WABASH COUNTY...

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NORTH 
MANCHESTER...LAKETON...URBANA...ROANN...AND IJAMSVILLE.

RAIN HAS ENDED ACROSS THE AREA BUT LAW ENFORCEMENT REPORTS SEVERAL 
ROADS REMAIN CLOSED WITH HIGH WATER STILL FLOWING OVER THEM. A 
TRAILER PARK NORTH OF WABASH ALSO HAD RESIDENTS EVACUATED DUE TO 
HIGH WATER. 

HIGH WATER SHOULD RECEDE OVER THE NEXT FEW HOURS BUT USE CAUTION 
TONIGHT WHILE DRIVING AND DO NOT ATTEMPT TO CROSS ANY FLOODED ROAD 
OR DRIVE THROUGH HIGH WATER.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
NORTHERN INDIANA.

IF YOU HAVE FLOODING TO REPORT...YOU CAN CALL YOUR LOCAL LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.

&&

LAT...LON 4100 8595 4101 8564 4088 8564 4084 8595

$$

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 22, 8:10 PM EDT	Special Weather Statement	IWX	Grant	50 min
May 22, 9:06 PM EDT	Special Weather Statement	IWX	Adams, Blackford, Jay, Wells	24 min
May 23, 3:50 PM EDT	Special Weather Statement	IWX	DeKalb, Whitley	25 min
May 23, 3:58 PM EDT	Special Weather Statement	IWX	Wabash	32 min
May 23, 4:06 PM EDT	Severe Thunderstorm Warning	IWX	Cass, Fulton, Kosciusko, Miami, Wabash	39 min
May 23, 4:28 PM EDT	Severe Thunderstorm Warning	IWX	Huntington, Miami, Wabash, Whitley	47 min
May 23, 5:00 PM EDT	Areal Flood Advisory	IWX	Cass, Miami, Wabash	3 hr
May 23, 5:11 PM EDT	Severe Thunderstorm Warning	IWX	Huntington, Wabash, Wells	49 min
May 23, 5:30 PM EDT	Tornado Warning	IWX	Huntington, Wells	30 min
May 23, 5:40 PM EDT	Severe Thunderstorm Warning	IWX	Adams, Allen, Wells	47 min
May 23, 5:59 PM EDT	Severe Thunderstorm Warning	IWX	Adams, Wells	46 min
May 23, 6:07 PM EDT	Flash Flood Warning	IWX	Huntington	3 hr
May 23, 7:13 PM EDT	Areal Flood Advisory	IWX	Adams, Wells	3 hr

Nearby

Flash Flood Warnings in Indiana, 2011 Every flash flood warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.